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Old 08-19-2020, 09:27 PM   #1
gmc684x4
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Re: 1968 Engine Frame Pad location?

Talking to my late cousin about his 69 with 396 build a while ago he used the back set of holes with the high hump
The reason he used the back hole position was to make room for the headers

Yes 4x4s use the back set of holes as well i have seen a few trucks with a 396 in the 4x4 stock location

V8 and 250 six bangers use the same stands the 292 use an offset set of stands on one side

I am planing on my build of my 68 using the back holes with my 350 as i am also changing transmissions and will need to shorten my drive shaft any way

Last edited by gmc684x4; 08-19-2020 at 09:32 PM.
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Old 08-19-2020, 09:47 PM   #2
BRL
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Re: 1968 Engine Frame Pad location?

When I swapped out my IL-6 with 3OTT for a SB and a short tail shaft Turbo 350, I didn't even know those holes existed!

I changed out the transmission cross member, getting rid of the front riveted one, and the original driveshaft length was perfect!

WHEW!

The engine sits back further, and my HEI just clears the firewall, but that helps with the weight transfer upon acceleration so I'm happy.
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Old 08-20-2020, 12:19 AM   #3
LockDoc
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Re: 1968 Engine Frame Pad location?

Quote:
Originally Posted by gmc684x4 View Post
Talking to my late cousin about his 69 with 396 build a while ago he used the back set of holes with the high hump
The reason he used the back hole position was to make room for the headers

Yes 4x4s use the back set of holes as well i have seen a few trucks with a 396 in the 4x4 stock location

V8 and 250 six bangers use the same stands the 292 use an offset set of stands on one side

I am planing on my build of my 68 using the back holes with my 350 as i am also changing transmissions and will need to shorten my drive shaft any way

V8 and 250 I6 stands are different, as shown in the pictures in this thread.

http://67-72chevytrucks.com/vboard/s...d.php?t=732393

LockDoc
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(My Dually Pickup Project Thread)

http://67-72chevytrucks.com/vboard/s...d.php?t=829820

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Old 08-20-2020, 01:06 AM   #4
BRL
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Re: 1968 Engine Frame Pad location?

Quote:
Originally Posted by LockDoc View Post
V8 and 250 I6 stands are different, as shown in the pictures in this thread.

http://67-72chevytrucks.com/vboard/s...d.php?t=732393

LockDoc
I didn't even know that at the time either, I bolted the V-8 to whatever pads the 6 was bolted to, and 20 years later it's still going strong!

Dumb luck.
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